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2026-01-19 - 19:13
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Mon Jan 19, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36128599911120,1108cyclictest36538072sleep33
3612859992118,1cyclictest0-21swapper/33
3612859992118,1cyclictest0-21swapper/33
361285999201,14cyclictest3950370-21taskset3
3612859991915,2cyclictest4001784-21turbostat3
3612859991815,1cyclictest0-21swapper/33
3612859991815,1cyclictest0-21swapper/33
36538302172,5sleep03653852-21apt-get0
361285999177,7cyclictest3988910-21turbostat3
3612859991613,1cyclictest0-21swapper/33
3612859991613,1cyclictest0-21swapper/33
361285999161,11cyclictest3817596-21taskset3
361285999151,6cyclictest0-21swapper/33
3612859991513,1cyclictest0-21swapper/33
3612859991512,1cyclictest0-21swapper/33
3612859991512,1cyclictest0-21swapper/33
3612859991512,1cyclictest0-21swapper/33
3612859991512,1cyclictest0-21swapper/33
3612859991512,1cyclictest0-21swapper/33
39895672140,4sleep23989801-21cut2
361285999143,8cyclictest3969384-21turbostat3
361285999141,9cyclictest3892586-21chrt3
3612859991413,0cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,1cyclictest0-21swapper/33
3612859991412,0cyclictest0-21swapper/33
3612859991411,1cyclictest0-21swapper/33
3612859991411,1cyclictest0-21swapper/33
3612859991411,1cyclictest0-21swapper/33
361285999141,10cyclictest4039907-21chrt3
361285999141,10cyclictest3930546-21taskset3
361285999141,10cyclictest3905984-21taskset3
361285999141,10cyclictest3769863-21chrt3
361285999141,10cyclictest3646784-21taskset3
361285999141,10cyclictest3627834-21turbostat3
361285999140,11cyclictest3776562-21taskset3
301798140,2rtkit-daemon0-21swapper/22
361285999131,9cyclictest3859736-21taskset3
361285999131,9cyclictest3853714-21turbostat3
361285999131,9cyclictest3841490-21taskset3
361285999131,9cyclictest3789460-21taskset3
361285999131,9cyclictest3698746-21taskset3
3612859991311,1cyclictest0-21swapper/33
3612859991311,1cyclictest0-21swapper/33
3612859991311,1cyclictest0-21swapper/33
361285999131,10cyclictest3660221-21chrt3
3612859991311,0cyclictest0-21swapper/33
3612859991311,0cyclictest0-21swapper/33
3612859991310,1cyclictest0-21swapper/33
3612859991310,1cyclictest0-21swapper/33
3612859991310,1cyclictest0-21swapper/33
3612859991310,1cyclictest0-21swapper/33
3612859991310,1cyclictest0-21swapper/33
361285999130,10cyclictest4026876-21chrt3
361285999129,1cyclictest0-21swapper/33
361285999123,7cyclictest39698512sleep33
361285999121,9cyclictest3995204-21taskset3
361285999121,9cyclictest3840150-21chrt3
361285999121,9cyclictest3710962-21taskset3
361285999121,8cyclictest3898950-21taskset3
361285999121,8cyclictest3743915-21taskset3
361285999121,8cyclictest36184422sleep33
361285999120,9cyclictest4014251-21taskset3
361285999120,9cyclictest3633834-21taskset3
361285999120,10cyclictest3911813-21chrt3
36123652120,3sleep30-21swapper/33
301798120,6rtkit-daemon4000920-21ntp_states2
301798120,4rtkit-daemon636-21snmpd2
38993572110,4sleep03899619-21cut0
37765972111,7sleep23776610-21apt-get2
301798110,7rtkit-daemon0-21swapper/22
301798110,4rtkit-daemon492-21gmain2
301798110,4rtkit-daemon3619353-21munin-node2
37104112100,1sleep13710467-21ntp_states1
36859462101,7sleep13685861-21/usr/sbin/munin1
36118642101,5sleep03611950-21awk0
36065812100,4sleep20-21swapper/22
301798100,5rtkit-daemon4002156-21grep2
301798100,4rtkit-daemon492-21gmain2
4039685291,5sleep20-21swapper/22
4015327294,3sleep1331ktimers/11
3866591290,6sleep13866822-21cut1
3835129291,5sleep03835279-21cut0
3723288291,6sleep23723378-21mailstats2
3698898290,6sleep03699014-21perl0
30179890,5rtkit-daemon636-21snmpd2
30179890,5rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon3200908-21packagekitd2
30179890,5rtkit-daemon317-21systemd-udevd2
30179890,4rtkit-daemon636-21snmpd2
30179890,4rtkit-daemon3969107-21runrttasks2
30179890,4rtkit-daemon3955526-21cat2
30179890,4rtkit-daemon3648001-21sed2
30179890,4rtkit-daemon3617578-21tr2
30179890,3rtkit-daemon3205-21sendmail-mta1
30179890,1rtkit-daemon0-21swapper/00
3982732281,3sleep13982765-21apt-get1
3976220280,5sleep03976293-21uniq0
3969367281,4sleep03969410-21munin-run0
3956760280,2sleep0171rcu_preempt0
3911850280,6sleep03911999-21df_inode0
3857276281,4sleep13853947-21/usr/sbin/munin1
3847954281,4sleep23848352-21cut2
3802346281,3sleep03802379-21apt-get0
3750379281,4sleep23750535-21diskstats2
3737251281,3sleep03737284-21apt-get0
3697842281,4sleep23698086-21users2
3679483281,4sleep13679632-21df_inode1
3679168281,4sleep13679233-21munin-run1
3660425281,4sleep13660625-21hddtemp_smartct1
3653543281,4sleep13653559-21sendmail1
3647266281,3sleep03647299-21apt-get0
3619198281,4sleep13619200-21cron1
30179880,4rtkit-daemon667-21lldpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon441-21rsyslogd1
30179880,4rtkit-daemon3923514-21awk2
30179880,4rtkit-daemon3911265-21pool-udisksd0
30179880,4rtkit-daemon3619353-21munin-node2
30179880,4rtkit-daemon3619353-21munin-node2
30179880,4rtkit-daemon3619353-21munin-node2
30179880,4rtkit-daemon3619353-21munin-node2
30179880,4rtkit-daemon3619353-21munin-node1
30179880,4rtkit-daemon2904-21cron2
30179880,4rtkit-daemon0-21swapper/22
30179880,3rtkit-daemon3666647-21/usr/sbin/munin2
30179880,3rtkit-daemon317-21systemd-udevd2
30179880,3rtkit-daemon317-21systemd-udevd2
30179880,2rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
4026657270,4sleep14026747-21readlink1
4001767271,3sleep04001811-21munin-run0
3938982270,4sleep13940422-21tr1
3937714271,3sleep23937829-21perl2
3904223270,4sleep23904281-21ntp_states2
3897790270,4sleep23897861-21ntp_states2
3866847271,3sleep13866880-21apt-get1
3834771270,4sleep23834927-21diskstats2
3815198271,3sleep13815231-21apt-get1
3808507271,3sleep13808586-21cat1
3796127271,3sleep03796322-21sed0
3755607270,4sleep13755678-21ntp_states1
3723223270,4sleep13723287-21ntp_states1
3692336270,4sleep03692492-21diskstats0
3673073270,4sleep03673225-21df_inode0
3669234270,4sleep13671391-21cut1
3636292271,4sleep23638340-21grep2
3629561270,5sleep03631334-21kthreadcore0
3621800270,4sleep23621923-21head2
30179870,4rtkit-daemon636-21snmpd2
30179870,4rtkit-daemon3619353-21munin-node2
30179870,4rtkit-daemon3200908-21packagekitd0
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon492-21gmain2
30179870,3rtkit-daemon3619353-21munin-node2
30179870,3rtkit-daemon3619353-21munin-node2
4039522260,3sleep04039575-21cut0
4027751261,2sleep04027784-21apt-get0
4022126260,4sleep04022784-21kthreadcore0
4001085260,4sleep1636-21snmpd1
3995353261,2sleep13995550-21sed1
3988848260,3sleep03988849-21sshd0
3957446260,3sleep10-21swapper/11
3950327260,1sleep00-21swapper/00
3911284260,2sleep20-21swapper/22
3886159261,2sleep20-21swapper/22
3879453260,1sleep00-21swapper/00
3879339260,1sleep20-21swapper/22
3866403260,1sleep00-21swapper/00
3862466261,2sleep20-21swapper/22
3859491260,3sleep23859735-21users2
3846534260,3sleep23846637-21switchtime2
3821922260,4sleep03822071-21df_inode0
3820679261,3sleep03820866-21timerwakeupswit0
3783093260,3sleep13783239-21df1
3783057260,2sleep03783090-21apt-get0
3769875260,4sleep03769908-21apt-get0
3758873260,4sleep13760954-21grep1
3735005261,2sleep00-21swapper/00
3730839260,2sleep13730872-21apt-get1
3726873261,3sleep13729018-21tr1
3723512260,3sleep03723757-21users0
3685604260,3sleep03685623-21munin-run0
3665550260,3sleep03665647-21tr0
3640442260,1sleep10-21swapper/11
3621609260,2sleep00-21swapper/00
3613405261,2sleep00-21swapper/00
30179860,3rtkit-daemon638-21ntpd1
30179860,1rtkit-daemon0-21swapper/22
4028966250,3sleep14030164-21cut1
4020849250,1sleep00-21swapper/00
4014328250,1sleep00-21swapper/00
4008457250,2sleep10-21swapper/11
4007938250,1sleep10-21swapper/11
4002753251,1sleep00-21swapper/00
3994515251,2sleep00-21swapper/00
3970041251,2sleep00-21swapper/00
3964592250,2sleep1321rcuc/11
3945889250,3sleep03947964-21kthreadcore0
3945889250,3sleep03947964-21kthreadcore0
3937178250,1sleep00-21swapper/00
3931484251,2sleep10-21swapper/11
3930078251,2sleep00-21swapper/00
3924364250,1sleep00-21swapper/00
3918442250,3sleep13918643-21gltestperf1
3907843251,2sleep10-21swapper/11
3898562250,1sleep10-21swapper/11
3868301250,3sleep23868339-21kthreadcore2
3853367250,1sleep00-21swapper/00
3830974251,2sleep00-21swapper/00
3814622250,1sleep00-21swapper/00
3796324251,1sleep10-21swapper/11
3795539250,1sleep10-21swapper/11
3782624250,1sleep00-21swapper/00
3770856251,2sleep10-21swapper/11
3757792250,3sleep03758872-21cut0
3743928250,2sleep03743961-21apt-get0
3743411251,2sleep10-21swapper/11
3725687250,3sleep0221rcuc/00
3713021251,2sleep10-21swapper/11
3710721250,3sleep03710938-21users0
3704700250,1sleep10-21swapper/11
3668089250,2sleep03669232-21kthreadcore0
3655310250,2sleep13657298-21kthreadcore1
3634440250,2sleep03634473-21apt-get0
3623066250,2sleep10-21swapper/11
3610728250,2sleep10-21swapper/11
3970828240,2sleep10-21swapper/11
3955862240,2sleep13956114-21grep1
3937528240,1sleep00-21swapper/00
3930834240,2sleep10-21swapper/11
3899621240,2sleep13900628-21cut1
3892199240,3sleep10-21swapper/11
3885622240,3sleep20-21swapper/22
3872897240,3sleep00-21swapper/00
3859850240,3sleep00-21swapper/00
3841154240,1sleep00-21swapper/00
3828298240,2sleep20-21swapper/22
3808977240,3sleep10-21swapper/11
3790938240,2sleep03792741-21kthreadcore0
3776576240,1sleep10-21swapper/11
3763441240,1sleep00-21swapper/00
3750737240,2sleep00-21swapper/00
3745156240,2sleep13746299-21kthreadcore1
3686842240,2sleep00-21swapper/00
3647005240,3sleep00-21swapper/00
4034000230,1sleep10-21swapper/11
3980896230,1sleep10-21swapper/11
3944116230,1sleep10-21swapper/11
3944116230,1sleep10-21swapper/11
3912000230,1sleep10-21swapper/11
3763443230,1sleep10-21swapper/11
3711592230,1sleep00-21swapper/00
3692290230,1sleep10-21swapper/11
3640843230,1sleep10-21swapper/11
3633484230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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